Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence

A file of signals intelligence reports, messages, and correspondence issued by the Government Code and Cypher School and sent by the head ('C') of the Secret Intelligence Service (MI6) to the Prime Minister, Winston Churchill. This file contains a message from Brigadier LRC Hollis for the Prime Minister (PM); a BONIFACE summary; and the following reports on the Mediterranean: on the German Air Force (GAF) in the Balkans being resubordinated from Kesselring to GAF Southeast, on May 20; that Kesselring is to visit Corsica on May 24; that Kesselring complains of a lack of essential supplies for a GAF unit on Sardinia and the gross misuse of air transport, on May 22; of GAF aircraft failing to give recognition signals over Catania, on May 23; on the cargoes of 2 Axis ships heading for Sardinia, on May 21; and that the 1 Panzer Division, moving through Roumania and Bulgaria, has the strength of 18000 men, on May 21. This file also includes a message from the Code and Cypher School (CSS) to Washington for the PM, on May 24: that the Japanese and Italian governments are surprised at a German plan to launch a powerful offensive on the Eastern Front, on May 19; and a communiqué from the Turkish ambassador in Rome, that the Germans think the Allies will demand passage through Turkey on May 21.